Hardware Spec Index

Halcyra MB-9666 Ultra X570 Micro-ATX Wi-Fi 6 Motherboard

Motherboards · Halcyra · SKU MB9666-ULTRA · Released 2019 · Updated 2026-10-21

Key facts

Benchmark index4,285 (Motherboards scale)
Category rank#9,559
Street price$379
Power40 W
Performance per dollar11.31
Released2019

Specifications

BrandHalcyra
ModelHalcyra MB-9666 Ultra
SocketAM4
ChipsetX570
Form factorMicro-ATX
Memory4× DDR4 DIMM, up to 128 GB
Max memory speedDDR4-4800+ (OC)
Primary x16 slotPCIe 4.0 x16
M.2 slots3 total
Rear USB-C1× USB 3.2 Gen 2 10Gbps (Type-C)
Ethernet1GbE
WirelessWi-Fi 6 (802.11ax) + Bluetooth 5.2
OverclockingCPU + memory
VRM19+2+1 phases, 90 A stages
BIOSDual UEFI, BIOS flashback button

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Cite this page: Hardware Spec Index, “Halcyra MB-9666 Ultra X570 Micro-ATX Wi-Fi 6 Motherboard”, https://vextor7.com/item/21583900 (accessed 2026-10-21).